.appBox {
  background: #eee;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  overflow-y: scroll;
}

footer {
  height: 150px;
  border-radius: 15px;
  background: #fffdfd;
}
.btnant {
  background: #eee;
  position: fixed;
  left: 290px;
  top: 610px;
}
.tupian{
    display: flex;
    font-size: 20px;
    margin: 10px;
}
.tupian span{
    margin-left: 20px;
}
